KIN 240 Handout 11 (Cognition)
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Questions and Answers

What happens when alertness is too low?

  • Difficulty keeping attention focused and hyperactive responsivity
  • Increased focus and quick reaction to environmental cues
  • Enhanced engagement of attention and fast responsivity
  • Difficulty engaging attention and lethargic responsivity (correct)

What characterizes an organism with high alertness?

  • Enhanced engagement of attention and fast responsivity
  • Increased focus and quick reaction to environmental cues
  • Difficulty engaging attention and lethargic responsivity
  • Difficulty keeping attention focused and hyperactive responsivity (correct)

What does orienting enable in terms of attention?

  • Decrease in overall attentiveness
  • Long-lasting focus on a single stimulus
  • Brief shifts in attention for directing attention to items of interest (correct)
  • Complete disengagement from the environment

What is the role of executive attention?

<p>Sustaining attention despite potential distractions (A)</p> Signup and view all the answers

What term is used to describe the concept of attention as a resource-limited 'spotlight'?

<p>'Concentration' (C)</p> Signup and view all the answers

When does shifting attention occur?

<p>When orienting response causes disengagement from the previous focus (B)</p> Signup and view all the answers

What typically happens to the music volume when the weather gets bad while driving?

<p>It gets turned down (C)</p> Signup and view all the answers

What concept explains the reduction of music volume while driving in bad weather?

<p>Resource limited nature of attention (C)</p> Signup and view all the answers

In 'dual task' situations, performance is generally explained by what factor?

<p>Total demands exceeding capacity (C)</p> Signup and view all the answers

What does the term 'Cognitive Control' refer to in the text?

<p>Self-regulatory cognitive operations (A)</p> Signup and view all the answers

How does the text describe the relationship between attentional needs and spotlight size?

<p>As attentional needs increase, spotlight size decreases (D)</p> Signup and view all the answers

What is the main reason behind recommendations to avoid distracted driving according to the text?

<p>To prevent accidents (A)</p> Signup and view all the answers

What is the main concern when changing the cognitive assessment tool according to the text?

<p>The potential impact on performance (B)</p> Signup and view all the answers

How might changes in performance on a cognitive task be explained?

<p>Changes in aspects of cognition other than the one of interest (B)</p> Signup and view all the answers

What could potentially confound our understanding of changes in performance on a task?

<p>Engaging multiple aspects of cognition (C)</p> Signup and view all the answers

Why is it challenging to explain changes in performance on a cognitive task?

<p>Multiple aspects of cognition may be involved (D)</p> Signup and view all the answers

How can impaired performance on a cognitive task be sustained despite cognitive deficits?

<p>By employing different cognitive strategies (A)</p> Signup and view all the answers

What potential challenge arises if a task engages multiple aspects of cognition?

<p>Confounding understanding of performance changes (A)</p> Signup and view all the answers

How did schools and the military use the concept of intelligence in the past?

<p>To justify the exclusion of individuals with lower cognitive abilities (D)</p> Signup and view all the answers

Which cognitive abilities are associated with general intelligence according to the text?

<p>Using language, following instructions, and remembering items (C)</p> Signup and view all the answers

How were intelligence tests designed to assess crystallized intelligence?

<p>By assessing vocabulary knowledge (D)</p> Signup and view all the answers

What did substantial research over the next century lead to regarding the concept of intelligence?

<p>Intelligence is a combination of cognitive abilities (D)</p> Signup and view all the answers

How do tests of fluid intelligence differ from tests of crystallized intelligence?

<p>Fluid intelligence tests assess problem-solving through reasoning, while crystallized tests evaluate acquired knowledge. (C)</p> Signup and view all the answers

How did schools and the military use the concept of intelligence historically?

<p>To limit participation based on acquired knowledge (A)</p> Signup and view all the answers

What contributes to the difficulty in understanding the link between the brain and mind?

<p>Robustness, the ability to maintain function despite perturbations (D)</p> Signup and view all the answers

Which term refers to the ability to maintain function despite disturbances and uncertainty?

<p>Robustness (C)</p> Signup and view all the answers

What allows for the brain to continue functioning even if there is damage to some structures?

<p>Redundancy and having multiple modules performing essential processes (B)</p> Signup and view all the answers

Why can cognitive processes have different biological bases?

<p>Due to the robustness of cognitive functions (C)</p> Signup and view all the answers

What is one benefit of the brain's modular organization?

<p>Even if some structures are damaged, others may be sufficient for function (B)</p> Signup and view all the answers

How does redundancy contribute to maintaining brain function?

<p>By allowing multiple modules or elements to perform essential processes (D)</p> Signup and view all the answers

What is the cognitive impairment characteristic specific to Alzheimer's Disease?

<p>Language and memory impairments (B)</p> Signup and view all the answers

What accounts for around 40% of cases of dementia, according to the text?

<p>Alzheimer's Disease (B)</p> Signup and view all the answers

Which proteins are known to accumulate abnormally in the brain of individuals with Alzheimer's Disease?

<p>Beta–amyloid (plaques) and tau proteins (tangles) (C)</p> Signup and view all the answers

How is Alzheimer's Disease viewed by some, according to the text?

<p>As the underlying cause of 80% of dementia cases (C)</p> Signup and view all the answers

What is the relationship between Alzheimer's Disease and dementia according to the text?

<p>Alzheimer's Disease is a subtype of dementia (B)</p> Signup and view all the answers

What contributes to considerable variability in how Alzheimer's Disease is viewed?

<p>Cultural awareness and perspectives on the disease (C)</p> Signup and view all the answers

What characterizes an organism with low alertness?

<p>Exhibits lethargic responsivity to environmental cues (B)</p> Signup and view all the answers

What type of responsivity is associated with organisms having high alertness?

<p>Hyperactive and hypersensitive (D)</p> Signup and view all the answers

What is the main function of orienting in terms of attentional shifts?

<p>Enabling brief shifts in attention to items of interest (A)</p> Signup and view all the answers

What does executive attention primarily work to achieve?

<p>Sustained attentional engagement despite potential distractions (A)</p> Signup and view all the answers

Which aspect of attention is often popularly known as 'concentration'?

<p>Executive attention (C)</p> Signup and view all the answers

What is the biological analogy used to describe the concept of attention?

<p>'Resource-limited spotlight' (D)</p> Signup and view all the answers

Why is having very few questions on an exam a concern when assessing cognition?

<p>It makes errors on a single question have less impact. (B)</p> Signup and view all the answers

What is a primary issue related to utilizing broad-based cognitive batteries for cognitive assessments?

<p>Psychometric stability (D)</p> Signup and view all the answers

Why do neuropsychological assessment batteries pose a challenge in assessing cognition?

<p>They combine performance across multiple cognitive abilities. (C)</p> Signup and view all the answers

How does having a greater number of trials on a given test impact the stability of an assessment?

<p>It increases the stability of the assessment. (A)</p> Signup and view all the answers

Why do tests of academic achievement face similar challenges as intelligence tests?

<p>As they attempt to navigate issues related to psychometric stability. (D)</p> Signup and view all the answers

What does combining performance across various cognitive abilities aim to achieve in assessments?

<p>To create a singular usable metric for cognition. (C)</p> Signup and view all the answers

What does the attention inhibition theory of cognitive aging attribute age-related declines in cognition to?

<p>Reductions in sustaining attention on task relevant details (D)</p> Signup and view all the answers

How do older adults exhibit performance similar to younger adults when environmental supports are provided?

<p>By minimizing concurrent cognitive processes needed (A)</p> Signup and view all the answers

What approach do cognitive systems adopt to make up for deficiencies in resources?

<p>Skipping processing steps (D)</p> Signup and view all the answers

What contributes to reductions in available resources and delays in processing and evaluation according to the text?

<p>Taking in unnecessary information (A)</p> Signup and view all the answers

What role does environmental support play in older adults' performance compared to younger adults?

<p>Environmental support minimizes the number of concurrent cognitive processes for older adults (A)</p> Signup and view all the answers

How do compensatory cognitive operations help cognitive systems with deficiencies in resources?

<p>They bring online additional cognitive processes (A)</p> Signup and view all the answers

What characterizes the concept of attention according to the text?

<p>Selecting out only relevant information from sensory inputs (A)</p> Signup and view all the answers

Which term describes the basic attentional state that an organism exists within?

<p>Alerting (A)</p> Signup and view all the answers

What is the purpose of the digit symbol substitution test mentioned in the text?

<p>To assess information processing speed (B)</p> Signup and view all the answers

In what way does attention help individuals process information effectively?

<p>By selecting and focusing only on important information (A)</p> Signup and view all the answers

What does the concept of alertness or arousal refer to in the context of attention?

<p>The level of preparedness to perceive and respond to situations (B)</p> Signup and view all the answers

How is the control of attention typically characterized in the text?

<p>Into subdomains associated with its implementation (A)</p> Signup and view all the answers

What is the primary function of the dorsolateral prefrontal cortex (DLPFC) from a neural perspective?

<p>Actively maintaining task-relevant goals (C)</p> Signup and view all the answers

Which portion of the dorsolateral prefrontal cortex (DLPFC) integrates goal/strategy related information to bias decisional processes?

<p>Frontal (rostral) (C)</p> Signup and view all the answers

What brain region is consistently activated in response to cognitively challenging tasks or events?

<p>Anterior cingulate cortex (ACC) (B)</p> Signup and view all the answers

Which brain region uses action-schema information and environmental stimuli to make a decision to act or not act?

<p>Basal ganglia (BG) (D)</p> Signup and view all the answers

What does the implementation of cognitive control involve according to the text?

<p>A cascade of regions in the DLPFC (D)</p> Signup and view all the answers

In what order are regions in the DLPFC activated when exposed to a particular situation?

<p>Caudal (back), then rostral (front), then basal ganglia (BG) (C)</p> Signup and view all the answers

What was the general popularity of the concept of intelligence based on?

<p>Solving educational and military placement issues (D)</p> Signup and view all the answers

How was intelligence (IQ) expressed in early forms of intelligence tests?

<p>As a ratio between mental abilities and current age (B)</p> Signup and view all the answers

What would an IQ of 70 indicate?

<p>Mental abilities are at 70% of expected level for current age (B)</p> Signup and view all the answers

What were the earliest forms of intelligence tests primarily focused on assessing?

<p>Language use, instructions following, and memory (A)</p> Signup and view all the answers

What does an IQ of 130 indicate?

<p>Mental abilities are at 130% of expected level for current age (B)</p> Signup and view all the answers

Why did the concept of intelligence become prominent in the early 1900s?

<p>In response to educational reform and military needs (B)</p> Signup and view all the answers

Which aspect of Alzheimer's Disease is specifically characterized by the abnormal accumulation of beta–amyloid and tau proteins on the brain?

<p>Memory loss (C)</p> Signup and view all the answers

What percentage of dementia cases are attributed to Alzheimer's Disease according to some definitions that include overlaps in symptoms?

<p>80% (A)</p> Signup and view all the answers

What does the text suggest as the nature of cognitive impairment depending on in dementia cases?

<p>Location of reduced blood flow (A)</p> Signup and view all the answers

Which mechanism is primarily attributed to age-related decline in cognitive function according to the additional resources?

<p>Abnormal protein accumulation (C)</p> Signup and view all the answers

How is Alzheimer's Disease viewed in terms of attributing it to cases of dementia?

<p>Primary cause in all dementia cases (D)</p> Signup and view all the answers

Which cognitive processes are specifically linked to Alzheimer's Disease according to the text?

<p>Memory and language (A)</p> Signup and view all the answers

What is the function of executive attention in terms of sustained attentional engagement?

<p>Maintains attention despite potential distractions (B)</p> Signup and view all the answers

When alertness is too low, what type of responsivity does the organism exhibit to environmental cues?

<p>Lethargic (C)</p> Signup and view all the answers

What happens during the orienting response in terms of attention?

<p>Attention disengages from stimuli (C)</p> Signup and view all the answers

Which term describes the response exhibited by an organism with high alertness to environmental cues?

<p>Hyperactive (D)</p> Signup and view all the answers

What characterizes the concept of attention as a 'resource-limited spotlight'?

<p>'Spotlight' attention has limited capacity (C)</p> Signup and view all the answers

In what situations is having moderate levels of alertness more useful than extremes?

<p>When perceiving threat is advantageous (D)</p> Signup and view all the answers

What is a key characteristic of both healthy and normal aging according to the text?

<p>Gradual reduction in cognitive abilities (A)</p> Signup and view all the answers

Which term describes age-related changes in cognition where one or more aspect of cognition is significantly impaired but does not interfere with daily activities?

<p>Mild Cognitive Impairment (D)</p> Signup and view all the answers

What does popular culture often cluster alongside typical reductions in cognition associated with aging?

<p>Dementia (D)</p> Signup and view all the answers

In what context would cognitive abilities begin to diminish according to the dynamic capacity perspective?

<p>When individuals stop being cognitively challenged (B)</p> Signup and view all the answers

What is the classification that represents the initial stage at which declines in cognition reach clinically significant levels?

<p>Mild Cognitive Impairment (B)</p> Signup and view all the answers

What can sustain cognitive control and memory according to the evidence presented in the text?

<p>Continuing graduate and post-graduate studies (D)</p> Signup and view all the answers

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